package com.yeshi.appupdate.util;
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import java.security.MessageDigest;
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import java.security.NoSuchAlgorithmException;
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import java.text.DecimalFormat;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import java.util.StringTokenizer;
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import java.util.regex.Matcher;
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import java.util.regex.Pattern;
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import android.content.Context;
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import android.content.pm.PackageManager;
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import android.os.Build;
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import androidx.core.content.ContextCompat;
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import android.telephony.TelephonyManager;
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import android.text.Spannable;
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import android.text.SpannableStringBuilder;
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import android.text.style.ForegroundColorSpan;
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import android.text.style.RelativeSizeSpan;
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import android.widget.TextView;
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/**
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* 瀛楃蹇嵎鏂瑰紡锛氬垽鏂瓧绗︿覆<涓枃瀛楃銆侀偖绠便?鎵嬫満鍙枫?绌哄瓧绗︺?鏁存暟銆佹诞鐐规暟>
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*/
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public class StringUtils {
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public static final String EMPTY_STRING = ""; // 绌哄瓧绗︿覆
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public static String join(String[] strs) {
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StringBuilder result = new StringBuilder();
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if (strs != null) {
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for (String str : strs) {
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result.append(str).append(",");
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}
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}
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if (result.length() > 0) {
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return result.substring(0, result.length() - 1);
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}
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return "";
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}
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// 瑙ｆ瀽鐭俊鎺ㄩ?鍐呭
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public static Map<String, Object> getParameterMap(String data) {
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Map<String, Object> map = null;
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if (data != null) {
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map = new HashMap<String, Object>();
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String[] params = data.split("&");
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for (int i = 0; i < params.length; i++) {
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int idx = params[i].indexOf("=");
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if (idx >= 0) {
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map.put(params[i].substring(0, idx),
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params[i].substring(idx + 1));
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}
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}
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}
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return map;
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}
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// 妫?祴瀛楃涓叉槸鍚︾鍚堢敤鎴峰悕
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public static boolean checkingMsg(int len) {
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boolean isValid = true;
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if (5 < len && len < 21) {
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isValid = false;
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} else {
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isValid = true;
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}
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return isValid;
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}
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// 妫?祴
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public static boolean isVaild(int len) {
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boolean isValid = true;
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if (1 < len && len < 17) {
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isValid = false;
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}
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return isValid;
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}
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// 鍒ゆ柇瀛楃涓叉槸鍚︽槸鏁存暟
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public static boolean isInteger(String aString) {
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try {
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Integer.parseInt(aString);
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return true;
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} catch (NumberFormatException e) {
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return false;
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}
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}
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// 鍒ゆ柇瀛楃涓叉槸鍚︽槸娴偣鏁?
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public static boolean isDouble(String value) {
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try {
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Double.parseDouble(value);
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if (value.contains("."))
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return true;
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return false;
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} catch (NumberFormatException e) {
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return false;
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}
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}
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// 妫?祴瀛楃涓叉槸鍚︿负涓枃瀛楃
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public static boolean isChinesrChar(String str) {
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if (str.length() < str.getBytes().length) {
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return true;
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} else {
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return false;
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}
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}
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// 鍒ゆ柇瀛楃涓叉槸鍚︿负閭
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public static boolean isEmailVaild(String aEmail) {
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boolean isValid = true;
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Pattern pattern = Pattern
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.compile(
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"^([a-zA-Z0-9]+[_|-|.]?)*[a-zA-Z0-9]+@([a-zA-Z0-9]+[_|-|.]?)*[a-zA-Z0-9]+\\.[a-zA-Z]{2,3}$",
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Pattern.CASE_INSENSITIVE);
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Matcher matcher = pattern.matcher(aEmail);
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if (matcher.matches()) {
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isValid = false;
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}
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return isValid;
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}
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// 鍒ゆ柇瀛楃涓叉槸鍚︿负鎵嬫満鍙风爜
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public static boolean isMobileNumber(String aTelNumber) {
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Pattern p = Pattern
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.compile("(^1((((3[5-9])|(47)|(5[0-2])|(5[7-9])|(82)|(8[7-8]))\\d{8})|((34[0-8])\\d{7}))$)|(^1((3[0-2])|(5[5-6])|(8[0-6]))\\d{8}$)|(^1((33[0-9])|(349)|(53[0-9])|(80[0-9])|(89[0-9]))\\d{7}$)");
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Matcher m = p.matcher(aTelNumber);
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return m.matches();
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}
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// 鏍煎紡鍖栨墜鏈哄彿鐮?
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public static String formatPhoneNum(String aPhoneNum) {
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String first = aPhoneNum.substring(0, 3);
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String end = aPhoneNum.substring(7, 11);
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String phoneNumber = first + "****" + end;
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return phoneNumber;
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}
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// 妫?煡瀛楃涓叉槸鍚︿负绾暟瀛?
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public static boolean isNumeric(String str) {
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for (int i = str.length(); --i >= 0;) {
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if (!Character.isDigit(str.charAt(i))) {
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return false;
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}
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}
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return true;
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}
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public static boolean isLetter(String s) {
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for (int i = 0; i < s.length(); i++) {
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if (!(s.charAt(i) >= 'A' && s.charAt(i) <= 'Z')
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&& !(s.charAt(i) >= 'a' && s.charAt(i) <= 'z')) {
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return false;
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}
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}
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return true;
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}
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// 鍘婚櫎瀛楃涓蹭腑绌烘牸
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public static String clearSpaces(String aString) {
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StringTokenizer aStringTok = new StringTokenizer(aString, " ", false);
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String aResult = "";
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while (aStringTok.hasMoreElements()) {
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aResult += aStringTok.nextElement();
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}
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return aResult;
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}
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/**
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* is null or its length is 0 or it is made by space
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*
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* @param str
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* @return if string is null or its size is 0 or it is made by space, return
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* true, else return false.
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*/
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public static boolean isBlank(String str) {
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return (str == null || str.trim().length() == 0);
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}
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/**
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* is null or its length is 0
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*
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* @param str
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* @return if string is null or its size is 0, return true, else return
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* false.
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*/
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public static boolean isEmpty(String str) {
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return (str == null || str.length() == 0);
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}
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/**
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* compare two string
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*
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* @param actual
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* @param expected
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* @return
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* @see ObjectUtils#isEquals(Object, Object)
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*/
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// public static boolean isEquals(String actual, String expected) {
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// return ObjectUtils.isEquals(actual, expected);
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// }
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/**
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* capitalize first letter
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*
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* <pre>
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* capitalizeFirstLetter(null) = null;
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* capitalizeFirstLetter("") = "";
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* capitalizeFirstLetter("2ab") = "2ab"
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* capitalizeFirstLetter("a") = "A"
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* capitalizeFirstLetter("ab") = "Ab"
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* capitalizeFirstLetter("Abc") = "Abc"
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* </pre>
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*
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* @param str
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* @return
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*/
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public static String capitalizeFirstLetter(String str) {
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if (isEmpty(str)) {
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return str;
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}
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char c = str.charAt(0);
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return (!Character.isLetter(c) || Character.isUpperCase(c)) ? str
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: new StringBuilder(str.length())
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.append(Character.toUpperCase(c))
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.append(str.substring(1)).toString();
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}
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public static boolean isInt(String text) {
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if (text == null || text.length() == 0) {
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return false;
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}
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try {
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Integer.parseInt(text);
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return true;
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} catch (Exception e) {
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return false;
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}
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}
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public static final String[] imageEndWiths = new String[] { ".jpg", ".gif",
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".png", ".bmp" };
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public static boolean isEmail(String email) {
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String regex = "\\w+([-+.]\\w+)*@\\w+([-.]\\w+)*\\.\\w+([-.]\\w+)*";
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Pattern p = Pattern.compile(regex);
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Matcher m = p.matcher(email);
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return m.find();
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}
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/**
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* 是否是正确的电话号码
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*
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* @param mobile
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* @return
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*/
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public static boolean isMobile(String mobile) {
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String regex = "^((13[0-9])|(15[^4,\\D])|(18[0-9]))\\d{8}$";
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Pattern p = Pattern.compile(regex);
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Matcher m = p.matcher(mobile);
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if (mobile == null || mobile.equals("") || mobile.length() != 11) {
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return false;
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} else {
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return m.find();
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}
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}
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public static boolean isVoice(String text) {
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return text.toLowerCase().endsWith(".amr");
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}
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public static boolean isImage(String text) {
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text = text.toLowerCase();
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for (int i = 0; i < imageEndWiths.length; i++) {
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String endWidth = imageEndWiths[i];
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if (text.endsWith(endWidth)) {
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return true;
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}
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}
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return false;
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}
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public static String createNewFileName(String fileName) {
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int i = fileName.lastIndexOf(".");
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String end = fileName.substring(i, fileName.length());
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return System.currentTimeMillis() + end;
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}
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public static boolean isTrimEmpty(String text) {
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if (text == null || text.trim().length() == 0) {
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return true;
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}
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return false;
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}
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public static boolean isNullOrEmpty(String text) {
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if (text == null || text.length() == 0 || text.equals("null")) {
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return true;
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}
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return false;
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}
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public static String itrim(String beginTimeDis) {
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if (beginTimeDis != null) {
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int length = beginTimeDis.length();
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StringBuffer buffer = new StringBuffer();
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for (int i = 0; i < length; i++) {
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char c = beginTimeDis.charAt(i);
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if (c != '：') {
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buffer.append(c);
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} else {
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buffer.append(":");
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}
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}
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return buffer.toString();
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}
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return null;
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}
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public static String getLocationDis(double distance) {
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if (distance < 0) {
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return "0m";
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} else if (distance < 100) {
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int d = (int) distance;
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return d + "m";
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} else {
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String desc = "";
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double f = distance / 1000d;
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DecimalFormat df = new DecimalFormat("#.###");
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desc = df.format(f);
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return desc + "km";
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}
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}
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public static int toInt(String nextText, int i) {
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try {
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int value = Integer.parseInt(nextText);
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return value;
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} catch (Exception e) {
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e.printStackTrace();
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}
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return i;
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}
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/**
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* 身份证验�?
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*
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* @param card
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* @return
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*/
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public static boolean isIdCard(String card) {
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Pattern p = Pattern.compile("^(\\d{14}|\\d{17})(\\d|[xX])$");
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Matcher matcher = p.matcher(card);
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return matcher.matches();
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}
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public static boolean isCharecter(String str) {
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String regEx = "[`~!@#$%^&*()+=|{}':;',\\[\\].<>/?~！@#�?…�?&*（）—�?+|{}【�?‘；：�?“�?。，、？]";
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Pattern p = Pattern.compile(regEx);
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Matcher m = p.matcher(str);
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return m.find();
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}
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private static final char HEX_DIGITS[] = { '0', '1', '2', '3', '4', '5',
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'6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f' };
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private static String toHexString(byte[] b) {
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// String to byte
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StringBuilder sb = new StringBuilder(b.length * 2);
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for (int i = 0; i < b.length; i++) {
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sb.append(HEX_DIGITS[(b[i] & 0xf0) >>> 4]);
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sb.append(HEX_DIGITS[b[i] & 0x0f]);
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}
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return sb.toString();
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}
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/*
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* MD5加密
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*/
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public static String MD5(String s) {
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try {
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// Create MD5 Hash
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MessageDigest digest = java.security.MessageDigest
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.getInstance("MD5");
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digest.update(s.getBytes());
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byte messageDigest[] = digest.digest();
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return toHexString(messageDigest);
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} catch (NoSuchAlgorithmException e) {
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e.printStackTrace();
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}
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return "";
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}
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public static String getSimpleString(String st) {
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if (isNullOrEmpty(st)) {
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return "暂无";
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}
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return st;
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}
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// 判断List是否为空
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public static boolean listIsNullOrEmpty(List<String> list) {
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if (list == null || list.size() == 0)
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return true;
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else
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return false;
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}
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// 获取手机型号
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public static String PeopleModel() {
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Build bd = new Build();
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String model = bd.MODEL;
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return model;
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};
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public static String PeopleDeviceId(Context context) {
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TelephonyManager tm = (TelephonyManager) context
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.getSystemService(Context.TELEPHONY_SERVICE);
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String deviceid ="";
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if (ContextCompat.checkSelfPermission(context, android.Manifest.permission.READ_PHONE_STATE) == PackageManager.PERMISSION_GRANTED
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|| ContextCompat.checkSelfPermission(context, android.Manifest.permission.READ_PHONE_STATE) == PackageManager.PERMISSION_GRANTED) {
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deviceid = tm.getDeviceId();// 获取deviceId
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}
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return deviceid;
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}
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public static void getdiffrentColor(TextView tv, int color, int start,
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int end) {
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SpannableStringBuilder style = new SpannableStringBuilder(tv.getText());
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ForegroundColorSpan redSpan = new ForegroundColorSpan(color);
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style.setSpan(redSpan, start, end, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
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tv.setText(style);
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}
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public static void getdiffrentColor(TextView tv, int color, int size,
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int start, int end) {
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SpannableStringBuilder style = new SpannableStringBuilder(tv.getText());
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ForegroundColorSpan redSpan = new ForegroundColorSpan(color);
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style.setSpan(redSpan, start, end, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
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RelativeSizeSpan sizeSpan = new RelativeSizeSpan(size);
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style.setSpan(sizeSpan, start, end, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
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tv.setText(style);
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}
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public static String get2Number(int number) {
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if (number >= 0 && number < 10)
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return "0" + number;
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else
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return number + "";
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}
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}
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